Home / 409,849.01-565,590.53-228,561.14

Finding the Fourth Proportional to 409,849.01, 565,590.53 and 228,561.14

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Solution

The fourth proportional to 409,849.01, 565,590.53 and 228,561.14 is: 315,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,849.01 : 565,590.53 = 228,561.14 : x
  2. Step 2: Convert to fraction form
    409,849.01/565,590.53 = 228,561.14/x
  3. Step 3: Cross multiply
    409,849.01x = 565,590.53 × 228,561.14
  4. Step 4: Simplify right side
    409,849.01x = 129,272,016,174.42
  5. Step 5: Solve for x
    x = 129,272,016,174.42/409,849.01
  6. Step 6: Final answer
    x = 315,413.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.